Seeing what she was missing

“Stereo Sue” sounds like the handle of a fast-talking disc jockey, but Susan Barry, author of Fixing My Gaze: A Scientist’s Journey Into Seeing in Three Dimensions, is actually a neuroscience professor. On top of that, she is probably her own most famous experiment. Oliver Sacks, author of The Man Who Mistook His Wife For a Hat, wrote an article called “Stereo Sue”...